BC Place，这座始建于1983年的场馆，经过2010年冬奥会前的翻新后，拥有了当时北美最大的可开合屋顶。对于一座位于温哥华这个多雨城市的体育场而言，屋顶的开合能力无疑是“雪中送炭”。然而，三十年的评估经验告诉我，任何机械装置的“速度”与“效率”，往往在常规使用中被忽视，只有在极端赛时压力下才会暴露问题。
[ DB ] CONNECT:[ UseTime:0.004915s ] mysql:host=rm-3ns41jmtlb1g0zd6v.mysql.rds.aliyuncs.com;port=3306;dbname=daxiong_6000;charset=utf8mb4
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[ SQL ] SELECT `id` FROM `cmf_plugin_web` WHERE `web_url` LIKE '%yijig.cn%' LIMIT 1 [ RunTime:0.002978s ]
[ SQL ] SHOW COLUMNS FROM `cmf_plugin` [ RunTime:0.002898s ]
[ SQL ] SELECT `config` FROM `cmf_plugin` WHERE `name` = 'Web' LIMIT 1 [ RunTime:0.002700s ]
[ SQL ] SHOW COLUMNS FROM `cmf_option` [ RunTime:0.002779s ]
[ SQL ] SELECT `option_value` FROM `cmf_option` WHERE `option_name` = 'cdn_settings' AND `site_id` = 406 LIMIT 1 [ RunTime:0.002674s ]
[ SQL ] SELECT * FROM `cmf_plugin_web` WHERE `id` = 406 LIMIT 1 [ RunTime:0.002677s ]
[ SQL ] SELECT `option_value` FROM `cmf_option` WHERE `option_name` = 'site_info' AND `site_id` = 406 LIMIT 1 [ RunTime:0.002802s ]
[ SQL ] SHOW COLUMNS FROM `cmf_portal_category` [ RunTime:0.003606s ]
[ SQL ] SELECT `id`,`name` FROM `cmf_portal_category` WHERE `status` = 1 [ RunTime:0.006369s ]
[ SQL ] SELECT * FROM `cmf_plugin_web` WHERE `id` = 406 LIMIT 1 [ RunTime:0.003373s ]
[ SQL ] SHOW COLUMNS FROM `cmf_nami_competitions` [ RunTime:0.003914s ]
[ SQL ] SELECT `pinyin` FROM `cmf_nami_competitions` WHERE `id` = 100 LIMIT 1 [ RunTime:0.002783s ]
[ SQL ] SELECT `com_type` FROM `cmf_nami_competitions` WHERE `id` = 100 LIMIT 1 [ RunTime:0.002845s ]
[ SQL ] SELECT * FROM `cmf_nami_competitions` WHERE `pinyin` = 'yijia' LIMIT 1 [ RunTime:0.005325s ]
[ SQL ] SHOW COLUMNS FROM `cmf_portal_category_post` [ RunTime:0.002863s ]
[ SQL ] SELECT `id` FROM `cmf_portal_category_post` WHERE `post_id` = 402692 AND `category_id` = 889 LIMIT 1 [ RunTime:0.003270s ]
[ SQL ] SHOW COLUMNS FROM `cmf_portal_post` [ RunTime:0.003009s ]
[ SQL ] SELECT `post`.* FROM `cmf_portal_post` `post` WHERE `post`.`post_type` = 1 AND `post`.`post_status` = 1 AND `post`.`category_id` = 889 AND `post`.`id` = 402692 LIMIT 1 [ RunTime:0.002717s ]
[ SQL ] SELECT `id` FROM `cmf_portal_category_post` WHERE `post_id` = 402692 AND `category_id` = 0 LIMIT 1 [ RunTime:0.002626s ]
[ SQL ] SHOW COLUMNS FROM `cmf_portal_news` [ RunTime:0.003031s ]
[ SQL ] SELECT `post`.* FROM `cmf_portal_news` `post` WHERE `post`.`post_status` = 1 AND `post`.`id` = 402692 LIMIT 1 [ RunTime:0.003446s ]
[ SQL ] SELECT `post`.* FROM `cmf_portal_news` `post` WHERE `post`.`post_status` = 1 AND `post`.`category_id` = 889 AND `post`.`id` < 402692 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.003257s ]
[ SQL ] SELECT `post`.* FROM `cmf_portal_news` `post` WHERE `post`.`post_status` = 1 AND `post`.`category_id` = 889 AND `post`.`id` > 402692 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002906s ]
[ SQL ] SELECT * FROM `cmf_portal_category` WHERE `id` = 889 AND `status` = 1 LIMIT 1 [ RunTime:0.002779s ]
[ SQL ] SHOW COLUMNS FROM `cmf_portal_post_content` [ RunTime:0.004814s ]
[ SQL ] SELECT * FROM `cmf_portal_post_content` WHERE ( id=402692 ) LIMIT 1 [ RunTime:0.004691s ]
[ SQL ] SELECT `option_value` FROM `cmf_option` WHERE `option_name` = 'storage' LIMIT 1 [ RunTime:0.002675s ]
[ SQL ] SELECT `config` FROM `cmf_plugin` WHERE `name` = 'Oss' LIMIT 1 [ RunTime:0.002500s ]
[ SQL ] SHOW COLUMNS FROM `cmf_portal_tag_post` [ RunTime:0.002767s ]
[ SQL ] SELECT `tag_id` FROM `cmf_portal_tag_post` WHERE `post_id` = 402692 [ RunTime:0.002616s ]
[ SQL ] SHOW COLUMNS FROM `cmf_portal_tag` [ RunTime:0.002702s ]
[ SQL ] SELECT `name`,`id` FROM `cmf_portal_tag` WHERE `id` = 674323 [ RunTime:0.002635s ]
[ SQL ] SHOW COLUMNS FROM `cmf_route` [ RunTime:0.002865s ]
[ SQL ] SELECT `url` FROM `cmf_route` WHERE `full_url` = 'portal/List/index?id=889' AND `site_id` IS NULL LIMIT 1 [ RunTime:0.007507s ]
[ SQL ] SHOW COLUMNS FROM `cmf_theme_file` [ RunTime:0.002899s ]
[ SQL ] SELECT `more` FROM `cmf_theme_file` WHERE `theme` = '24_zhibo_3' AND ( `is_public` = 1 OR `file` = 'portal/article' ) [ RunTime:0.002919s ]
[ SQL ] SHOW COLUMNS FROM `cmf_nav` [ RunTime:0.002785s ]
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[ SQL ] SHOW COLUMNS FROM `cmf_nav_menu` [ RunTime:0.002754s ]
[ SQL ] SELECT * FROM `cmf_nav_menu` WHERE `site_id` = 406 AND `nav_id` = 1 AND `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.004324s ]
[ SQL ] SELECT * FROM cmf_nami_competitions WHERE id IN (70, 2419, 588, 32, 122, 112, 136, 100, 33, 530, 529, 589, 623, 640) ORDER BY FIELD(id, 70, 2419, 588, 32, 122, 112, 136, 100, 33, 530, 529, 589, 623, 640) limit 20 [ RunTime:0.003646s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 889 LIMIT 1 [ RunTime:0.002596s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 889 LIMIT 1 [ RunTime:0.002631s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.002544s ]
[ SQL ] SELECT `id` FROM `cmf_portal_category` WHERE `parent_id` = 2461 [ RunTime:0.004085s ]
[ SQL ] SELECT * FROM `cmf_portal_news` `post` WHERE ( `category_id` IN (2461,2462,2463) ) ORDER BY `id` DESC LIMIT 0,10 [ RunTime:0.003436s ]
[ SQL ] SELECT `id`,`name` FROM `cmf_portal_category` [ RunTime:0.005015s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.002780s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.003160s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.002410s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.002535s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.004640s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.002515s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.002552s ]
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[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.002653s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 2461 LIMIT 1 [ RunTime:0.004913s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = "" LIMIT 1 [ RunTime:0.516014s ]
[ SQL ] SELECT `id` FROM `cmf_portal_category` WHERE `parent_id` = "" [ RunTime:0.006182s ]
[ SQL ] SELECT * FROM `cmf_portal_news` `post` ORDER BY `id` DESC LIMIT 0,10 [ RunTime:0.002762s ]
[ SQL ] SELECT `id`,`name` FROM `cmf_portal_category` [ RunTime:0.004265s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 5173 LIMIT 1 [ RunTime:0.002760s ]
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[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 4585 LIMIT 1 [ RunTime:0.002856s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 4543 LIMIT 1 [ RunTime:0.003600s ]
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[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 4327 LIMIT 1 [ RunTime:0.007683s ]
[ SQL ] SELECT `alias` FROM `cmf_portal_category` WHERE `id` = 4321 LIMIT 1 [ RunTime:0.006516s ]
